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SPD-20HP-277S

SPD-20HP-277S

Product Overview

The SPD-20HP-277S belongs to the category of surge protection devices (SPDs) and is designed for use in electrical systems to protect against voltage surges and transients. Its characteristics include high surge current handling capacity, compact design, and easy installation. The package includes the surge protection device itself along with necessary mounting hardware and instructions. The essence of the SPD-20HP-277S lies in its ability to safeguard sensitive equipment from damaging voltage spikes. It is typically packaged individually and is available in varying quantities based on customer requirements.

Specifications

  • Maximum Continuous Operating Voltage: 277V
  • Nominal Discharge Current: 20kA
  • Voltage Protection Level: <1.5kV
  • Response Time: <25ns
  • Operating Temperature: -40°C to 80°C
  • Enclosure Rating: NEMA 4X
  • Connection Type: 1/2" NPT

Detailed Pin Configuration

The SPD-20HP-277S features a three-pin configuration: 1. Line In 2. Line Out 3. Ground

Functional Features

  • High surge current handling capacity
  • Fast response time
  • Compact and robust design
  • Easy installation
  • Suitable for outdoor use

Advantages and Disadvantages

Advantages

  • Effectively protects sensitive equipment
  • Robust construction for long-term reliability
  • Suitable for harsh environmental conditions

Disadvantages

  • May require professional installation
  • Initial cost investment

Working Principles

The SPD-20HP-277S operates by diverting excess voltage and current away from the protected equipment and into the ground, thereby preventing damage caused by voltage surges and transients. It utilizes a combination of metal oxide varistors (MOVs) and gas discharge tubes to provide effective surge protection.

Detailed Application Field Plans

The SPD-20HP-277S is commonly used in various applications including: - Industrial control systems - Telecommunication facilities - Renewable energy installations - Commercial buildings - Medical equipment facilities

Detailed and Complete Alternative Models

  1. SPD-30HP-480S: Similar surge protection device with higher surge current handling capacity and operating voltage.
  2. SPD-10HP-120S: Lower capacity surge protection device suitable for residential and light commercial applications.
  3. SPD-40HP-600S: Heavy-duty surge protection device designed for industrial and high-power applications.

In conclusion, the SPD-20HP-277S is a reliable surge protection device that offers effective protection against voltage surges and transients. Its robust design, high surge current handling capacity, and fast response time make it suitable for a wide range of applications, particularly in industrial and commercial settings.

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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem SPD-20HP-277S w rozwiązaniach technicznych

  1. What is the SPD-20HP-277S used for?

    • The SPD-20HP-277S is a surge protective device designed to protect sensitive electronic equipment from power surges and transient voltage.
  2. What is the maximum operating voltage of the SPD-20HP-277S?

    • The SPD-20HP-277S has a maximum operating voltage of 277V AC.
  3. What type of applications is the SPD-20HP-277S suitable for?

    • The SPD-20HP-277S is suitable for use in commercial, industrial, and residential applications where protection against power surges is required.
  4. Does the SPD-20HP-277S provide multi-stage protection?

    • Yes, the SPD-20HP-277S provides multi-stage protection to ensure comprehensive defense against transient voltage.
  5. What is the response time of the SPD-20HP-277S?

    • The SPD-20HP-277S offers a fast response time, typically within nanoseconds, to quickly divert excess voltage away from connected equipment.
  6. Is the SPD-20HP-277S suitable for outdoor installation?

    • Yes, the SPD-20HP-277S is suitable for outdoor installation, provided it is installed in a weatherproof enclosure.
  7. Can the SPD-20HP-277S be used in conjunction with other surge protection devices?

    • Yes, the SPD-20HP-277S can be used in conjunction with other surge protection devices for added layers of protection in complex electrical systems.
  8. What is the warranty period for the SPD-20HP-277S?

    • The SPD-20HP-277S typically comes with a standard warranty period of [insert warranty period here].
  9. Does the SPD-20HP-277S require regular maintenance?

    • The SPD-20HP-277S is designed to be maintenance-free, but periodic inspections are recommended to ensure its continued effectiveness.
  10. Is professional installation required for the SPD-20HP-277S?

    • It is recommended to have the SPD-20HP-277S installed by a qualified electrician to ensure proper installation and compliance with local electrical codes.